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60,610
RESULTS

Media Type
44,726
texts
6,851
images
6,775
movies
2,035
audio
105
software
58
web
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Availability
60,017
Always Available
509
Available to Borrow
84
Waitlist
Year
48
2019
528
2018
556
2017
1,628
2016
640
2015
302
2014
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Topics & Subjects
38,562
Mining
38,541
EPA
38,541
Environmental Protection Agency
38,540
Pollution
38,539
Gold King Mine
38,539
Gold King Mine disaster
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Collection
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Creator
38,539
environmental protection agency
1,075
defense technical information center
333
nasa technical reports server (ntrs)
192
frederic koster
121
eric
84
harlan walters
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Language
48,421
English
96
French
85
German
75
Spanish
25
Portuguese
21
Dutch
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